This is the Q6600 2.4GHz Intel Core 2 Quad Processor which has four execution cores (Quad gives it away) for much better performance, if you often use many programs at once then you will benefit greatly from the power of multithreading that this 2.4GHz Intel Core 2 1066MHz 8MB LGA775 EM64T CPU can give. Fuel more intensive entertainment and more media multitasking than ever. You can currently get the Q6600 on eWIZ for $245.03.